Depth-associated genetic structure within redfish (Sebastes mentella) across the North Atlantic: one broad region, two depth strata, two incipient species? ...
No abstracts are to be cited without prior reference to the author.Genetic and shape analyses of archived otoliths were used for investigating redfish (Sebastes mentella) population structure at depths above and below 500 m, at the scale of the North Atlantic (i.e., Canadian waters, West Greenland s...
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ASC 2015 - Theme session I
2024
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ftdatacite:10.17895/ices.pub.25682415.v1 2024-06-09T07:46:26+00:00 Depth-associated genetic structure within redfish (Sebastes mentella) across the North Atlantic: one broad region, two depth strata, two incipient species? ... Valentin, Alexandra E. Stransky, Christoph Power, Don Sévigny, Jean-Marie 2024 https://dx.doi.org/10.17895/ices.pub.25682415.v1 https://ices-library.figshare.com/articles/conference_contribution/Depth-associated_genetic_structure_within_redfish_Sebastes_mentella_across_the_North_Atlantic_one_broad_region_two_depth_strata_two_incipient_species_/25682415/1 unknown ASC 2015 - Theme session I https://ices-library.figshare.com/ICES-ASC-2015/groups https://dx.doi.org/10.17895/ices.pub.25682415 https://ices-library.figshare.com/ICES-ASC-2015/groups ICES Custom Licence https://www.ices.dk/Pages/library_policies.aspx Technologies and data Pressures, impacts, conservation, and management Other CreativeWork Conference contribution article 2024 ftdatacite https://doi.org/10.17895/ices.pub.25682415.v110.17895/ices.pub.25682415 2024-05-13T13:31:03Z No abstracts are to be cited without prior reference to the author.Genetic and shape analyses of archived otoliths were used for investigating redfish (Sebastes mentella) population structure at depths above and below 500 m, at the scale of the North Atlantic (i.e., Canadian waters, West Greenland shelf, and Irminger Sea). DNA was extracted from 853 archived otoliths sampled in 2009-2011 and was genotyped at 13 microsatellite loci. An individual-based clustering method detected two genetic groups; both groups were observed within each region. Overall, these groups segregated by depth, but (i) juveniles from the genetic 'deep group' were usually found at depth shallower than 500m, in regions close to the continental shelf/slope and (ii) large adult specimens from the genetic 'shallow group' strongly dominated all sampling depths in the southwest Irminger Sea and Flemish Cap. No consistent spatial structure was observed within each group, but introgression with Sebastes fasciatus was observed on the Flemish ... Conference Object Greenland North Atlantic Sebastes mentella DataCite Metadata Store (German National Library of Science and Technology) Greenland Irminger Sea ENVELOPE(-34.041,-34.041,63.054,63.054) |
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Open Polar |
collection |
DataCite Metadata Store (German National Library of Science and Technology) |
op_collection_id |
ftdatacite |
language |
unknown |
topic |
Technologies and data Pressures, impacts, conservation, and management |
spellingShingle |
Technologies and data Pressures, impacts, conservation, and management Valentin, Alexandra E. Stransky, Christoph Power, Don Sévigny, Jean-Marie Depth-associated genetic structure within redfish (Sebastes mentella) across the North Atlantic: one broad region, two depth strata, two incipient species? ... |
topic_facet |
Technologies and data Pressures, impacts, conservation, and management |
description |
No abstracts are to be cited without prior reference to the author.Genetic and shape analyses of archived otoliths were used for investigating redfish (Sebastes mentella) population structure at depths above and below 500 m, at the scale of the North Atlantic (i.e., Canadian waters, West Greenland shelf, and Irminger Sea). DNA was extracted from 853 archived otoliths sampled in 2009-2011 and was genotyped at 13 microsatellite loci. An individual-based clustering method detected two genetic groups; both groups were observed within each region. Overall, these groups segregated by depth, but (i) juveniles from the genetic 'deep group' were usually found at depth shallower than 500m, in regions close to the continental shelf/slope and (ii) large adult specimens from the genetic 'shallow group' strongly dominated all sampling depths in the southwest Irminger Sea and Flemish Cap. No consistent spatial structure was observed within each group, but introgression with Sebastes fasciatus was observed on the Flemish ... |
format |
Conference Object |
author |
Valentin, Alexandra E. Stransky, Christoph Power, Don Sévigny, Jean-Marie |
author_facet |
Valentin, Alexandra E. Stransky, Christoph Power, Don Sévigny, Jean-Marie |
author_sort |
Valentin, Alexandra E. |
title |
Depth-associated genetic structure within redfish (Sebastes mentella) across the North Atlantic: one broad region, two depth strata, two incipient species? ... |
title_short |
Depth-associated genetic structure within redfish (Sebastes mentella) across the North Atlantic: one broad region, two depth strata, two incipient species? ... |
title_full |
Depth-associated genetic structure within redfish (Sebastes mentella) across the North Atlantic: one broad region, two depth strata, two incipient species? ... |
title_fullStr |
Depth-associated genetic structure within redfish (Sebastes mentella) across the North Atlantic: one broad region, two depth strata, two incipient species? ... |
title_full_unstemmed |
Depth-associated genetic structure within redfish (Sebastes mentella) across the North Atlantic: one broad region, two depth strata, two incipient species? ... |
title_sort |
depth-associated genetic structure within redfish (sebastes mentella) across the north atlantic: one broad region, two depth strata, two incipient species? ... |
publisher |
ASC 2015 - Theme session I |
publishDate |
2024 |
url |
https://dx.doi.org/10.17895/ices.pub.25682415.v1 https://ices-library.figshare.com/articles/conference_contribution/Depth-associated_genetic_structure_within_redfish_Sebastes_mentella_across_the_North_Atlantic_one_broad_region_two_depth_strata_two_incipient_species_/25682415/1 |
long_lat |
ENVELOPE(-34.041,-34.041,63.054,63.054) |
geographic |
Greenland Irminger Sea |
geographic_facet |
Greenland Irminger Sea |
genre |
Greenland North Atlantic Sebastes mentella |
genre_facet |
Greenland North Atlantic Sebastes mentella |
op_relation |
https://ices-library.figshare.com/ICES-ASC-2015/groups https://dx.doi.org/10.17895/ices.pub.25682415 https://ices-library.figshare.com/ICES-ASC-2015/groups |
op_rights |
ICES Custom Licence https://www.ices.dk/Pages/library_policies.aspx |
op_doi |
https://doi.org/10.17895/ices.pub.25682415.v110.17895/ices.pub.25682415 |
_version_ |
1801376275693043712 |